@article{automatictaggingofknowledgepointsfork12,
  title = {Automatic tagging of knowledge points for K12 math problems},
  author = {Xiaolu Wang and Ziqi Ding and Liangyu Chen},
  year = {2022},
  eprint = {2208.09867},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2208.09867v1},
}